Imperial, Metric, Fine, Metric, Coarse, Metric, Inch
M20x2.5, M10x1.25, 5/16"-18, M12x1.75, M10 x 1.50
85 mm, 200 mm, 45 mm, 20 mm, 18 mm
Steel, Steel, Alloy Steel, Brass, Nylon, Plastic, Titanium
Low-Profile Standard, Flat, Ultra-Low-Profile Standard, Standard, Flanged Standard
Hex, Pozidriv, Socket, Slotted, External Square